11112101011 has 8 divisors (see below), whose sum is σ = 12141211248. Its totient is φ = 10086144000.

The previous prime is 11112100957. The next prime is 11112101081. The reversal of 11112101011 is 11010121111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11112101011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11112101081) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 780930 + ... + 795031.

It is an arithmetic number, because the mean of its divisors is an integer number (1517651406).

Almost surely, 2^11112101011 is an apocalyptic number.

11112101011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11112101011 is a deficient number, since it is larger than the sum of its proper divisors (1029110237).

11112101011 is a wasteful number, since it uses less digits than its factorization.

11112101011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1576613.

The product of its (nonzero) digits is 2, while the sum is 10.

Adding to 11112101011 its reverse (11010121111), we get a palindrome (22122222122).

The spelling of 11112101011 in words is "eleven billion, one hundred twelve million, one hundred one thousand, eleven".